//************************************************************************************************
//  Purchase.java         Java Foundations
//  
//  Demonstrates the use of the NumberFormat class to format output.
//************************************************************************************************
import java.util.Scanner;
import java.text.NumberFormat;

public class Purchase
{
    //--------------------------------------------------------------------------------------------
    //  Calculates the final price of a purchased item using values
    //  entered by the user.
    //-------------------------------------------------------------------------------------------
    public static void main(String[]args)
    {
        final double TAX_RATE = 0.06; // 6% sales tax
        
        int quantity;
        double subtotal, tax,totalCost,unitPrice;

        Scanner scan = new Scanner(System.in);

        NumberFormat fmt1 = NumberFormat.getCurrencyInstance();
        NumberFormat fmt2 = NumberFormat.getPercentInstance();

        System.out.print("Enter the quantity:");
        quantity = scan.nextInt();
        
        System.out.print("Enter the unit price:");
        unitPrice = scan.nextDouble();

        subtotal = quantity * unitPrice;
        tax = subtotal * TAX_RATE;
        totalCost = subtotal + tax;
          
        // Print output with appropriate formatting
        System.out.println("Subtotal:" + fmt1.format(subtotal));
        System.out.println("Tax: " + fmt1.format(tax) + "at" + fmt2.format(TAX_RATE));

        System.out.println("Total:" + fmt1.format(totalCost));
    }
}
     
